<html>
    <head>
        <meta charset="UTF-8">
        <title>注册页面</title>
    </head>
    <body>

    <form action="/user/add.do" method="post">
        用户名:<input type="text" name="username" placeholder="请输入用户名"><br>
        密 码:<input type="password" name="password" placeholder="请输入密码"><br>
        <input type="submit" value="注册">
    </form>
    </body>
</html>